<template>
  <div class="upload-container">
    <el-button
      :style="{ background: color, borderColor: color }"
      icon="el-icon-upload"
      size="mini"
      type="primary"
      @click="dialogVisible = true"
      >上传图片
    </el-button>
    <el-dialog :visible.sync="dialogVisible">
      <el-upload
        :multiple="true"
        ref="fileUpload"
        :file-list="fileList"
        :show-file-list="true"
        accept="image/png,image/gif,image/jpg,image/jpeg"
        :auto-upload="false"
        class="editor-slide-upload"
        action=""
        :on-remove="handleRemove"
        :on-change="handleChange"
        list-type="picture-card"
      >
        <el-button size="small" type="primary">点击上传</el-button>
      </el-upload>
      <el-button @click="dialogVisible = false">取 消</el-button>
      <el-button type="primary" @click="handleSubmit">确 定</el-button>
    </el-dialog>
  </div>
</template>

<script>
import { getApiUrl } from "@/utils/utils";
import { getToken } from "@/utils/auth";
import { uploadPics } from "@/api/pms/brand";
export default {
  name: "EditorSlideUpload",
  props: {
    color: {
      type: String,
      default: "#1890ff",
    },
  },
  data() {
    return {
      fileData: "",
      uploadData: {
        fieldData: {
          id: "", // 机构id,
        },
      },

      dialogVisible: false,
      listObj: {},
      fileList: [],
      fileUrl: "",
      uploadHeaders: {
        Authorization: "",
      },
    };
  },
  created() {
    this.fileUrl = getApiUrl() + "/file";
    //this.uploadHeaders["Authorization"] = getToken();
  },
  methods: {
    //监控上传文件列表
    handleChange(file, fileList) {
      let existFile = fileList
        .slice(0, fileList.length - 1)
        .find((f) => f.name === file.name);
      if (existFile) {
        this.$message.error("当前文件已经存在!");
        fileList.pop();
      }
      this.fileList = fileList;
      //alert(this.fileList.length);
    },

    handleSubmit() {
      // const arr = Object.keys(this.listObj).map((v) => this.listObj[v]);
      // if (!this.checkAllSuccess()) {
      //   this.$message(
      //     "请等待所有图片上传成功 或 出现了网络问题，请刷新页面重新上传！"
      //   );
      //   return;
      // }
      // this.$emit("successCBK", arr);

      const formData = new FormData();
      for (let i = 0; i < this.fileList.length; i++) {
        formData.append("files", this.fileList[i].raw);
      }
      uploadPics(formData).then((res) => {
        // res为图片服务器返回的数据
        // 获取富文本组件实例
        //console.log(res.imgUrl);
        this.$emit('successCBK', res.imgUrl)
        // loading动画消失
      });

      this.listObj = {};
      this.fileList = [];
      this.dialogVisible = false;
    },
    handleSuccess(response, file) {
      const uid = file.uid;
      const objKeyArr = Object.keys(this.listObj);
      for (let i = 0, len = objKeyArr.length; i < len; i++) {
        if (this.listObj[objKeyArr[i]].uid === uid) {
          this.listObj[objKeyArr[i]].url =
            this.fileUrl + "/download?fileName=" + response.data.realFileName;
          this.listObj[objKeyArr[i]].hasSuccess = true;
          return;
        }
      }
    },
    handleRemove(file) {
      const uid = file.uid;
      const objKeyArr = Object.keys(this.listObj);
      for (let i = 0, len = objKeyArr.length; i < len; i++) {
        if (this.listObj[objKeyArr[i]].uid === uid) {
          delete this.listObj[objKeyArr[i]];
          return;
        }
      }
    },
    beforeUpload(file) {
      const _self = this;
      const _URL = window.URL || window.webkitURL;
      const fileName = file.uid;
      this.listObj[fileName] = {};
      return new Promise((resolve, reject) => {
        const img = new Image();
        img.src = _URL.createObjectURL(file);
        img.onload = function () {
          _self.listObj[fileName] = {
            hasSuccess: false,
            uid: file.uid,
            width: this.width,
            height: this.height,
          };
        };
        resolve(true);
      });
    },
  },
};
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
.editor-slide-upload {
  margin-bottom: 20px;

  ::v-deep .el-upload--picture-card {
    width: 100%;
  }
}
</style>
